9 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
The HINTS Exam - ... Impulse Test Nystagmus ... JayLin3455 #HINTS ... #PhysicalExam #Testing
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
HINTS Exam - Unidirectional ... Nystagmus - Left-beating ... Unidirectional #Nystagmus ... #HINTS #PhysicalExam
Seesaw Nystagmus 

Sawtooth or seesaw nystagmus is an unusual but characteristic type of nystagmus. Typically there
Seesaw Nystagmus ... Sawtooth or seesaw ... nystagmus is an ... Typically there is twisting ... neurologiabr #seesaw
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with an AVS with nystagmus ... #HeadImpulse #Testing ... #HIT #HINTS
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
Latency (delay in nystagmus ... and torsional nystagmus ... with repeated testing ... #physicalexam #testing ... #findings #signs
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Convergence retraction nystagmus ... retraction (Collier's sign ... Hydrocephalus → "setting ... sun sign" - Vascular
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Convergence retraction nystagmus ... retraction (Collier's sign ... Hydrocephalus -> "setting ... sun" sign • Vascular
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
continuous and lasting ... vestibular neuritis • Nystagmus ... upbeat (fast phase beating ... circulation TIA • Nystagmus ... diagnosis #findings #signs
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
This sequence of testing ... largely based on the HINTS ... brainstem, and testing ... testing has not ... Impulse Test, Nystagmus